Analysis
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max time kernel
27s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-12-2024 01:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d993ebbe613070f022c8a8dd55b5289019178705bbd5e1bd7289a7921ce5b915N.dll
Resource
win7-20240903-en
windows7-x64
17 signatures
120 seconds
General
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Target
d993ebbe613070f022c8a8dd55b5289019178705bbd5e1bd7289a7921ce5b915N.dll
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Size
120KB
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MD5
799d3552efaf26235197881240893320
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SHA1
150ee98dba41aad7bfe19bd6472e2125ae6fecaf
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SHA256
d993ebbe613070f022c8a8dd55b5289019178705bbd5e1bd7289a7921ce5b915
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SHA512
b631a1c738404dced4eabae20c27d1747793e7476e0e10b76d88d97ccba53b3225c99fef8e2455b697616603ada36bc2c5292031e1788810997c7cb9d2b56a69
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SSDEEP
3072:G4u8HLdrNYDsVNug1jyymKQqWg2K8ERKV:G6HLdrNvl1mwWg2BRV
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 3 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76648d.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76648d.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f768018.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f768018.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f768018.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f768018.exe -
Executes dropped EXE 3 IoCs
pid Process 3068 f76648d.exe 696 f766603.exe 2360 f768018.exe -
Loads dropped DLL 6 IoCs
pid Process 2888 rundll32.exe 2888 rundll32.exe 2888 rundll32.exe 2888 rundll32.exe 2888 rundll32.exe 2888 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f768018.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f768018.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76648d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f768018.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f768018.exe -
Enumerates connected drives 3 TTPs 17 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\R: f76648d.exe File opened (read-only) \??\G: f76648d.exe File opened (read-only) \??\I: f76648d.exe File opened (read-only) \??\Q: f76648d.exe File opened (read-only) \??\M: f76648d.exe File opened (read-only) \??\G: f768018.exe File opened (read-only) \??\O: f76648d.exe File opened (read-only) \??\S: f76648d.exe File opened (read-only) \??\T: f76648d.exe File opened (read-only) \??\H: f76648d.exe File opened (read-only) \??\L: f76648d.exe File opened (read-only) \??\N: f76648d.exe File opened (read-only) \??\P: f76648d.exe File opened (read-only) \??\E: f768018.exe File opened (read-only) \??\E: f76648d.exe File opened (read-only) \??\J: f76648d.exe File opened (read-only) \??\K: f76648d.exe -
resource yara_rule behavioral1/memory/3068-15-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-14-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-17-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-18-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-21-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-19-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-22-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-20-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-13-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-16-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-62-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-63-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-64-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-65-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-66-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-68-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-69-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-82-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-85-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-87-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/3068-153-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/2360-162-0x0000000000910000-0x00000000019CA000-memory.dmp upx behavioral1/memory/2360-208-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f7664db f76648d.exe File opened for modification C:\Windows\SYSTEM.INI f76648d.exe File created C:\Windows\f76b4fd f768018.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76648d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f768018.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 3068 f76648d.exe 3068 f76648d.exe 2360 f768018.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 3068 f76648d.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe Token: SeDebugPrivilege 2360 f768018.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2884 wrote to memory of 2888 2884 rundll32.exe 30 PID 2888 wrote to memory of 3068 2888 rundll32.exe 31 PID 2888 wrote to memory of 3068 2888 rundll32.exe 31 PID 2888 wrote to memory of 3068 2888 rundll32.exe 31 PID 2888 wrote to memory of 3068 2888 rundll32.exe 31 PID 3068 wrote to memory of 1116 3068 f76648d.exe 19 PID 3068 wrote to memory of 1168 3068 f76648d.exe 20 PID 3068 wrote to memory of 1212 3068 f76648d.exe 21 PID 3068 wrote to memory of 848 3068 f76648d.exe 25 PID 3068 wrote to memory of 2884 3068 f76648d.exe 29 PID 3068 wrote to memory of 2888 3068 f76648d.exe 30 PID 3068 wrote to memory of 2888 3068 f76648d.exe 30 PID 2888 wrote to memory of 696 2888 rundll32.exe 32 PID 2888 wrote to memory of 696 2888 rundll32.exe 32 PID 2888 wrote to memory of 696 2888 rundll32.exe 32 PID 2888 wrote to memory of 696 2888 rundll32.exe 32 PID 2888 wrote to memory of 2360 2888 rundll32.exe 33 PID 2888 wrote to memory of 2360 2888 rundll32.exe 33 PID 2888 wrote to memory of 2360 2888 rundll32.exe 33 PID 2888 wrote to memory of 2360 2888 rundll32.exe 33 PID 3068 wrote to memory of 1116 3068 f76648d.exe 19 PID 3068 wrote to memory of 1168 3068 f76648d.exe 20 PID 3068 wrote to memory of 1212 3068 f76648d.exe 21 PID 3068 wrote to memory of 848 3068 f76648d.exe 25 PID 3068 wrote to memory of 696 3068 f76648d.exe 32 PID 3068 wrote to memory of 696 3068 f76648d.exe 32 PID 3068 wrote to memory of 2360 3068 f76648d.exe 33 PID 3068 wrote to memory of 2360 3068 f76648d.exe 33 PID 2360 wrote to memory of 1116 2360 f768018.exe 19 PID 2360 wrote to memory of 1168 2360 f768018.exe 20 PID 2360 wrote to memory of 1212 2360 f768018.exe 21 PID 2360 wrote to memory of 848 2360 f768018.exe 25 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76648d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f768018.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1116
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1168
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1212
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d993ebbe613070f022c8a8dd55b5289019178705bbd5e1bd7289a7921ce5b915N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d993ebbe613070f022c8a8dd55b5289019178705bbd5e1bd7289a7921ce5b915N.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Users\Admin\AppData\Local\Temp\f76648d.exeC:\Users\Admin\AppData\Local\Temp\f76648d.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3068
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C:\Users\Admin\AppData\Local\Temp\f766603.exeC:\Users\Admin\AppData\Local\Temp\f766603.exe4⤵
- Executes dropped EXE
PID:696
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C:\Users\Admin\AppData\Local\Temp\f768018.exeC:\Users\Admin\AppData\Local\Temp\f768018.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2360
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:848
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
5Replay Monitor
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Downloads
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Filesize
257B
MD540adfa42a2c279fcd9052a4999d1278a
SHA191750666a71ac17a517def42073fd4ce5f9cc4e5
SHA256aa2869d51f58c09ec20852e6f5330c9518d045d88ce3f51b3dd8fdd5c3505806
SHA51232c84073294691d49220ed1c0a8a521d62b5746c3ecff5b491f292a1617f7d7cbdf15385bdcd48d134b21ab90db5d75c341ec7690239bfadca5a5758e4c3c550
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Filesize
97KB
MD5d622eb36c799a34a7f54d0d3ba729b27
SHA15fddabd6f2c7782ddb4db5d08e1b9231c4cd81a7
SHA2561b654ff8c74bb239b2c30a91b0cbea02861975ba17d2a09f1a83d8f5205b087a
SHA512537decd6600f2126d294d867a27c99d14cb16d2ae1a0ba4b26646407763717facfaadfe2d933c50d15ea9bb8753995930d4df906b6b6ce8e0cd969a0f7655520